Solar System Exploration: : Dictionary Lookup

Solar System Exploration

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Dictionary Lookup

Dictionary Lookup

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Watt

A unit of power, equivalent to one joule of energy per second.

wavelength

The distance between successive crests or troughs in a wave.

weathering

The chemical and physical alteration of materials exposed to the environment on or near the surface of a planetary body.

NASA Official: Kristen Erickson

Advisory: Dr. James Green, Director of Planetary Science

Outreach Manager: Alice Wessen

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